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VizieR

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V/70A/catalog Nearby Stars, Preliminary 3rd Version (Gliese+ 1991)
The Catalogue (3803 rows)
  recno=3440
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Note: See also the ARICNS (Astronomische Rechen-Institut database for Nearby Stars); some errors can be found in notes.tex

ColumnValue  Explain   (UCD)
_RAJ200021 56 51.39 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-51 00 25.9 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 53 35.00 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-51 14 24.0 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon344.83446 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-49.43441 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
3440recno 3440  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NameGl 841  Identifier ; see remarks. (Note)   (meta.id;meta.main)
CompA  Components (A,B,C,... ) (meta.code.multip)
DistRel    [pqsx] Reliability of the distance (Note)   (meta.code.qual)
RAB195021 53 35 "h:m:s" (i) Right Ascension B1950 (pos.eq.ra;meta.main)
DEB1950-51 14.4 "d:m:s" (i) Declination B1950 (pos.eq.dec;meta.main)
pm 0.390 arcsec/yr Total proper motion (pos.pm)
u_pm   Uncertainty flag (:) on pm (meta.code.error)
pmPA189.0 deg Direction angle of proper motion (pos.pm;pos.posAng)
RV -9.0 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
n_RV   Remark on RV (Note)   (meta.note)
SpM0  Spectral type or color class (src.spType)
r_SpH  Selected sources (Note)   (meta.ref)
Vmag 10.40 mag Apparent magnitude (phot.mag;em.opt.V)
r_Vmag:  Note on origin of magnitude (Note)   (meta.ref;pos.frame)
n_Vmag    [J] joint magnitude (meta.note)
B-V 1.50 mag color (phot.color;em.opt.B;em.opt.V)
r_B-V:  Note on origin of magnitude (Note)   (meta.ref;phot.color;em.opt.B)
n_B-V   Joint color (Note)   (meta.note)
U-B 0.90 mag color (phot.color;em.opt.U;em.opt.B)
r_U-B:  Note on origin of magnitude (Note)   (meta.ref;phot.color;em.opt.U)
n_U-B   Joint color (Note)   (meta.note)
R-I 1.31 mag color (phot.color;em.opt.R;em.opt.I)
r_R-IC  Note on origin of magnitude (Note)   (meta.ref;phot.color;em.opt.R)
n_R-I   Joint color (Note)   (meta.note)
trplx 68.4 mas Trigonometric parallax (pos.parallax.trig)
e_trplx 9.4 mas Standard error of trig. parallax (stat.error)
plx 68.4 mas Resulting parallax (pos.parallax.trig)
e_plx 9.4 mas Standard error of res. parallax (stat.error;pos.parallax)
n_plx    [rwsop] Code on plx (Note)   (meta.note)
Mv 9.60 mag Absolute visual magnitude (phys.magAbs)
n_Mv:  Note on Mv, copied from cols 74-75 (meta.note)
q_Mvd   [a-f] Quality of absolute magnitude (Note)   (meta.code.qual)
U -3 km/s U space velocity component in the galactic plane and directed to the galactic center (phys.veloc;pos.cartesian.x)
V -24 km/s V space velocity component in the galactic plane and in the direction of galactic rotation (phys.veloc;pos.cartesian.y)
W 15 km/s W space velocity component in the galactic plane and in the direction of the North Galactic Pole (phys.veloc;pos.cartesian.z)
HD    [15/352860] designation (meta.id)
DMCD-51 13128  Durchmusterung number BD / CD / CP (meta.id)
Giclas   number <...> (meta.id)
LHS   number <...> (meta.id)
OtherNameU635  Other designations (Note)   (meta.id)
Remarks   Additional identifications (LTT, LFT, Wolf, Ross, etc.) and remarks (meta.note)

_RA.icrs21 56 51 "h:m:s" (i) Right ascension (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-51 00.4 "d:m:s" (i) Declination (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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